Which of the following is NOT involved in the activation of glucose for glycogen synthesis?   A. Phosphorylation of glucose by hexokinase to glucose-6-phosphate.   B. Isomerization of glucose-6-phosphate to fructose-6-phosphate by phosphohexose isomerase.   C. Two-step phosphoryl group transfer by phosphoglucomutase.   D. Attachment of glucose-1-phosphate to UDP.

Which of the following would result in an increase in the amount of F-2,6-BP? (select all that apply) Group of answer choices high blood glucose activation of fructose bisphosphatase 2 increased phosphofructokinase 2 activity increased glucagon secretion increased phosphorylation of the bifunctional enzyme

Which of the following steps occurs during the payoff phase of glycolysis? A. the conversion of phosphoenolpyruvate to pyruvate B. the conversion of fructose 6-phosphate to fructose 1,6-biphosphate C. the conversion of glucose 6-phosphate to fructose 6-phosphate D. the conversion of glucose to glucose 6-phosphate

Which carbons of Glucose 1-Phosphate will be incorporated into Lauric acid (C-12) by the Fatty Acid Synthase? (One or multiple answers)   a. Carbon 1 b. Carbon 2 c. Carbon 3 d. Carbon 4 e. Carbon 5 f. Carbon 6 g. All carbons will be incorporated. h. No carbons will be incorporated

Which one of the following are correctly paired?   a.   glycogen synthesis: catabolic   b.   Glycogenolysis: catabolic   c.   Glycolysis: anabolic   d.   Gluconeogenesis: catabolic   e.   TCA cycle: anabolic

Before a fatty acid can undergo β-oxidation, it must be activated and then shuttled across the inner mitochondrial membrane. The activating agent and shuttle molecule are, respectively:   A. CoA and carnitine   B. CoA and citrate   C. acetyl CoA and carnitine   D. acetyl CoA and citrate

Which of the following is NOT a physiological role of phosphorus?   Select one: a.      Required for ossification of bones during embryonic development   b.   Required for enzymatic conversions in glycolysis   c.   Links together ribose sugars and their associated nitrogenous bases   d.   Important compound required to inhibit auto-oxidation of fatty acids

Which of the following reactions would be inhibited in the presence of large amounts of an egg white protein that binds and sequesters biotin? a. Pyruvate to Lactate b. Pyruvate to Alanine c. Phosphoenolpyruvate to Pyruvate d. Pyruvate to oxaloacetate

Glyceraldehyde 3-phosphate dehydrogenase is used to do which of the following steps of glycolysis Select one: a. 1,3 Bisphosphoglycerate is converted to 3-phosphoglycerate b. Phosphoenolpyruvate is converted to pyruvate c. 2-phosphoglycerate is converted to Phosphoenolpyruvate d. Glyceraldehyde-3-phosphate is converted to 1,3 Bisphosphoglycerate e. Fructose-6-phosphate is converted to Fructose-1,6,bisphosphate f. Dihydroxyacetone (Glycerone Phosphate) is converted to Glyceraldehyde-3-phosphate g. Fructose-1,6 Bisphosphate is converted to Dihydroxyacetone and Glyceraldehyde-3-phosphate h. Glucose-6-phosphate is converted to Fructose-6-phosphate i. 3-phosphoglycerate is converted 2-phosphoglycerate j. Glucose is converted to Glucose-6-phosphate

Which of the following could act as one of the substrates in a reaction catalyzed by a glycosyltransferase? Choose one or more: A. GalNAc ☐ B. galactose C. UDP-GalNAc D. GDP-Mannose